INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9e21df4ea349c3bc8a517264de0e356443787e0fa9b4bb37b12add8a48435440', 
    'P0o2A40jVOwf8r0AyYBFY+0py0IIZowsD0sKo8jr1zg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)